Scientists write down every detail of an experiment. a. so they can do the experiment many times and compare the results. b. because they don't take any pictures. c. because they always need to change their hypothesis. d. so they can leave the experiment alone to run itself.

What elements have 2 electrons inthe 4s sublevel

What is the equilibrium constant of aa+bb=cc+dd

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?